Finding the Fourth Proportional to 350,928.44, 484,282.70 and 189,783.49
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Solution
The fourth proportional to 350,928.44, 484,282.70 and 189,783.49 is: 261,902.00
Step by Step Solution
- Step 1: Write the proportion equation
350,928.44 : 484,282.70 = 189,783.49 : x - Step 2: Convert to fraction form
350,928.44/484,282.70 = 189,783.49/x - Step 3: Cross multiply
350,928.44x = 484,282.70 × 189,783.49 - Step 4: Simplify right side
350,928.44x = 91,908,860,572.22 - Step 5: Solve for x
x = 91,908,860,572.22/350,928.44 - Step 6: Final answer
x = 261,902.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.